AMD Ryzen 5 8540U vs AMD Ryzen 7 4800U

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We compared two laptop CPUs: AMD Ryzen 5 8540U with 6 cores 3.2GHz and AMD Ryzen 7 4800U with 8 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8540U 's Advantages

Released 3 years and 11 months late

Higher specification of memory (LPDDR5x-7500 vs LPDDR4X-4266)

Larger memory bandwidth (89.6GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.2GHz vs 1.8GHz)

Larger L3 cache size (16MB vs 8MB)

AMD Ryzen 7 4800U 's Advantages

Lower TDP (10W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8540U +47%

1814

AMD Ryzen 7 4800U

1231

Cinebench R23 Multi Core

AMD Ryzen 5 8540U +16%

10508

AMD Ryzen 7 4800U

8999

Geekbench 6 Single Core

AMD Ryzen 5 8540U +68%

2390

AMD Ryzen 7 4800U

1415

Geekbench 6 Multi Core

AMD Ryzen 5 8540U +93%

8172

AMD Ryzen 7 4800U

4218

AMD Ryzen 5 8540U

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AMD Ryzen 7 4800U

General Parameters

Dec 2023

Release Date

Jan 2020

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Zen 2

FP7

Socket

FP6

Radeon 740M

Integrated Graphics

Radeon Vega 8

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

20.9 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP7

Socket

FP6

15-30 W

Power Consumption

10-25 W

100°C

Peak Operating Temperature

105 °C

TSMC

Foundry

-

137 mm²

Die Size

-

FP7, FP7r2

Package

-

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

3.2 GHz

Performance Core Base Frequency

1.8 GHz

4.9 GHz

Performance Core Turbo Frequency

4.2 GHz

4

Efficiency Cores

-

8

Efficiency Core Threads

-

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

18x

64 K per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4X-4266

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

4

89.6 GB/s

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2800 MHz

GPU Max Dynamic Frequency

1750 MHz

256

Shader Units

512

16

Texture Units

32

8

Raster Operation Units

8

4

Execution Units

-

15 W

Power Consumption

15 W

2.56 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 5 8540U

Official Website

AMD Ryzen 7 4800U

4.0

PCIe Version

3.0

14

PCIe Lanes

16

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